Provided by: libstdc++-15-doc_15.2.0-10ubuntu1_all 

NAME
std::hash< _Tp > - Primary class template hash.
SYNOPSIS
#include <functional>
Detailed Description
template<typename _Tp>
struct std::hash< _Tp >"Primary class template hash.
Primary class template hash, usable for enum types only.
Author
Generated automatically by Doxygen for libstdc++ from the source code.
libstdc++ std::hash< _Tp >(3cxx)